package com.atguigu.gulimall.ware.config;

import org.springframework.amqp.core.*;
import org.springframework.amqp.rabbit.annotation.RabbitListener;
import org.springframework.amqp.support.converter.Jackson2JsonMessageConverter;
import org.springframework.amqp.support.converter.MessageConverter;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import java.util.HashMap;
import java.util.Map;

@Configuration
public class MyRabbitConifg {

//    @RabbitListener(queues = "stock.release.stock.queue")
//    public void listener(Message message){
//
//    }

    /**
     * 设置rabbitmq 序列化为json
     * @return
     */
    @Bean
    public MessageConverter messageConverter(){
        return new Jackson2JsonMessageConverter();
    }

    @Bean
    public Exchange stockEventExchange(){
        return new TopicExchange("stock-event-exchange", true, false);
    }

    @Bean
    public Queue stockReleaseStockQueue(){
        return new Queue("stock.release.stock.queue", true, false, false);
    }

    @Bean
    public Queue stockDelayQueue(){
        Map<String, Object> args = new HashMap<>();
        args.put("x-dead-letter-exchange", "stock-event-exchange");
        args.put("x-dead-letter-routing-key", "stock.release");
        args.put("x-message-ttl", 120000);
        return new Queue("stock.delay.queue", true, false, false, args);
    }

    @Bean
    public Binding stockReleaseBinding(){
        return new Binding("stock.release.stock.queue", Binding.DestinationType.QUEUE,
                "stock-event-exchange", "stock.release.#", null);
    }

    @Bean
    public Binding stockLockedBinding(){
        return new Binding("stock.delay.queue", Binding.DestinationType.QUEUE,
                "stock-event-exchange", "stock.locked", null);
    }
}
